*/
    public void addSort(final SortBuilder<?> sortBuilder) {
        sortList.add(sortBuilder);
    }

    /**
     * Sets the limit document number percentage.
     * @param limitPercentage The limit percentage as a string (e.g., "50%").
     */
    public void setLimitDocNumPercentage(final String limitPercentage) {
        if (logger.isInfoEnabled()) {